本文描述了一个实际的案例研究,一个混合的方法基于模拟和基于目标性测试进行了测试特殊的协议实现-This paper describes an actual case studies, a hybrid approach based on simulation and testing of special agreements based on the target test

模拟传输与数字传输、通信的几个基本概念、传输线、现场总线（含工业以太网）概述、现场总线协议、各种现场总线。 -Analog transmission and digital transmission, a few basic concepts of communication, transmission lines, fieldbus (including Industrial Ethernet) overview Fieldbus protocol, a variety of field